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Finding the Fourth Proportional to 524,165.40, 785,859.30 and 224,400.60

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Solution

The fourth proportional to 524,165.40, 785,859.30 and 224,400.60 is: 336,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,165.40 : 785,859.30 = 224,400.60 : x
  2. Step 2: Convert to fraction form
    524,165.40/785,859.30 = 224,400.60/x
  3. Step 3: Cross multiply
    524,165.40x = 785,859.30 × 224,400.60
  4. Step 4: Simplify right side
    524,165.40x = 176,347,298,435.58
  5. Step 5: Solve for x
    x = 176,347,298,435.58/524,165.40
  6. Step 6: Final answer
    x = 336,434.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.